package com.floreantpos.bo.ui.explorer;

import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.List;

import javax.swing.JButton;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.AbstractTableModel;

import com.floreantpos.main.Application;
import com.floreantpos.model.MenuModifierGroup;
import com.floreantpos.model.dao.ModifierGroupDAO;
import com.floreantpos.swing.MessageDialog;
import com.floreantpos.swing.TransparentPanel;
import com.floreantpos.ui.PosTableRenderer;
import com.floreantpos.ui.dialog.BeanEditorDialog;
import com.floreantpos.ui.dialog.ConfirmDeleteDialog;
import com.floreantpos.ui.model.MenuModifierGroupForm;

public class ModifierGroupExplorer extends TransparentPanel {

  private List<MenuModifierGroup> mGroupList;

  private JTable table;
  private ModifierGroupExplorerTableModel tableModel;

  public ModifierGroupExplorer() {
    ModifierGroupDAO dao = new ModifierGroupDAO();
    mGroupList = dao.findAll();

    tableModel = new ModifierGroupExplorerTableModel();
    table = new JTable(tableModel);
    table.setDefaultRenderer(Object.class, new PosTableRenderer());

    setLayout(new BorderLayout(5, 5));
    add(new JScrollPane(table));

    TransparentPanel panel = new TransparentPanel();
    ExplorerButtonPanel explorerButton = new ExplorerButtonPanel();
    JButton editButton = explorerButton.getEditButton();
    JButton addButton = explorerButton.getAddButton();
    JButton deleteButton = explorerButton.getDeleteButton();

    editButton.addActionListener(new ActionListener() {

      public void actionPerformed(ActionEvent e) {
        try {
          int index = table.getSelectedRow();
          if (index < 0) {
            return;
          }
          MenuModifierGroup category = mGroupList.get(index);

          MenuModifierGroupForm editor = new MenuModifierGroupForm(category);
          BeanEditorDialog dialog = new BeanEditorDialog(editor, Application.getInstance().getBackOfficeWindow(), true);
          dialog.open();
          if (dialog.isCanceled()) {
            return;
          }

          table.repaint();
        } catch (Throwable x) {
          MessageDialog.showError(com.floreantpos.POSConstants.ERROR_MESSAGE, x);
        }
      }

    });

    addButton.addActionListener(new ActionListener() {

      public void actionPerformed(ActionEvent e) {

        try {
          MenuModifierGroupForm editor = new MenuModifierGroupForm();
          BeanEditorDialog dialog = new BeanEditorDialog(editor, Application.getInstance().getBackOfficeWindow(), true);
          dialog.open();
          if (dialog.isCanceled()) {
            return;
          }
          MenuModifierGroup modifierGroup = (MenuModifierGroup) editor.getBean();
          tableModel.addModifierGroup(modifierGroup);
        } catch (Throwable x) {
          MessageDialog.showError(com.floreantpos.POSConstants.ERROR_MESSAGE, x);
        }

      }

    });

    deleteButton.addActionListener(new ActionListener() {

      public void actionPerformed(ActionEvent e) {
        try {
          int index = table.getSelectedRow();
          if (index < 0) {
            return;
          }
          if (ConfirmDeleteDialog.showMessage(ModifierGroupExplorer.this, com.floreantpos.POSConstants.CONFIRM_DELETE, com.floreantpos.POSConstants.DELETE) != ConfirmDeleteDialog.NO) {
            MenuModifierGroup category = mGroupList.get(index);
            ModifierGroupDAO modifierCategoryDAO = new ModifierGroupDAO();
            modifierCategoryDAO.delete(category);
            tableModel.deleteModifierGroup(category, index);
          }
        } catch (Throwable x) {
          MessageDialog.showError(com.floreantpos.POSConstants.CANNOT_DELETE_GROUP_IN_USE);
        }

      }

    });

    panel.add(addButton);
    panel.add(editButton);
    panel.add(deleteButton);
    add(panel, BorderLayout.SOUTH);
  }

  class ModifierGroupExplorerTableModel extends AbstractTableModel {

    String[] columnNames = {com.floreantpos.POSConstants.ID, com.floreantpos.POSConstants.NAME};

    public int getRowCount() {
      if (mGroupList == null) {
        return 0;
      }
      return mGroupList.size();
    }

    public int getColumnCount() {
      return 2;
    }

    @Override
    public String getColumnName(int column) {
      return columnNames[column];
    }

    @Override
    public boolean isCellEditable(int rowIndex, int columnIndex) {
      return false;
    }

    public Object getValueAt(int rowIndex, int columnIndex) {
      if (mGroupList == null) {
        return "";
      }

      MenuModifierGroup mgroup = mGroupList.get(rowIndex);

      switch (columnIndex) {
        case 0:
          return String.valueOf(mgroup.getId());

        case 1:
          return mgroup.getName();

      }
      return null;
    }

    public void addModifierGroup(MenuModifierGroup category) {
      int size = mGroupList.size();
      mGroupList.add(category);
      fireTableRowsInserted(size, size);

    }

    public void deleteModifierGroup(MenuModifierGroup category, int index) {
      mGroupList.remove(category);
      fireTableRowsDeleted(index, index);
    }
  }
}
